07:03:44 Create new PHPExcel object<br />07:03:44 Set document properties<br />07:03:44 Add data<br />07:03:44 Set data validation<br />07:03:44 Write to Excel2007 format<br />07:03:44 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0157 seconds<br />07:03:44 Current memory usage: 4.75 MB<br />07:03:44 Peak memory usage: 4.75 MB<br />07:03:44 Done writing file<br />File has been created in /alidata/www/jiandantest/vendor/phpoffice/phpexcel/Examples<br />